| 1 |
Hatching period of chick is. |
- A. 15 days
- B. 18 days
- C. 21 days
- D. 28 days
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| 2 |
In incubating eggs artificially the incubators are usually regulated at temperature between |
- A. 20 - 22<sup>o</sup>C
- B. 27 - 29<sup>o</sup>C
- C. 30 - 32<sup>o</sup>C
- D. 36 - 38<sup>o</sup>C
|
| 3 |
In chordates the healing of fracture and repair of a skin wound are some other examples of |
- A. Reformation
- B. Regeneration
- C. Rejuvenation
- D. Renaissance
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| 4 |
Parathyroid hormone acts to ensure that |
- A. Calcium levels in the blood never drop too low
- B. Sodium levels in urine are constant
- C. Potassium levels in the blood do not escalate
- D. The concentration of water in the blood is sufficient
|
| 5 |
Primary growth in plants is caused by. |
- A. Apical meristem
- B. Intercalary meristem
- C. Lateral meristem
- D. Rib meristem
|
| 6 |
The human life is judged to be maximum of. |
- A. 60-70 years
- B. 70-100 years
- C. 120 -175 years
- D. 130-135 years
|
| 7 |
The mesodermal cells do not invaginate but migrate medially and caudally from both sides and create a midline thickening called. |
- A. Hensen's node
- B. Primitive streak
- C. Hypoblast
- D. epiblast
|
| 8 |
Oxytocin is secreted by the endocrine gland named: |
- A. Pituitary gland
- B. Thyroid gland
- C. Parathyroid gland
- D. Adrenal gland
|
| 9 |
In addition to auxin which hormone also play important role in apical domince |
- A. Abcesic acid
- B. Gibberellins
- C. 2,4-D
- D. Cytokinins
|
| 10 |
Young tissues retaining the potential to divide. |
- A. Meristem
- B. Xylem
- C. Phloem
- D. Cork
|